[INFO] cloning repository https://github.com/LucioFranco/mockwatchlogs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucioFranco/mockwatchlogs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fmockwatchlogs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fmockwatchlogs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd40e87ddc5d2e938f63a35575865c482f720bfa
[INFO] documenting LucioFranco/mockwatchlogs against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fmockwatchlogs" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LucioFranco/mockwatchlogs on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucioFranco/mockwatchlogs
[INFO] finished tweaking git repo https://github.com/LucioFranco/mockwatchlogs
[INFO] tweaked toml for git repo https://github.com/LucioFranco/mockwatchlogs written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/LucioFranco/mockwatchlogs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/tokio-rs/tokio`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caaad94b78f9e849719cf5fdbfc985f8a6913797f208f70c410e7eec47631f2d
[INFO] running `Command { std: "docker" "start" "-a" "caaad94b78f9e849719cf5fdbfc985f8a6913797f208f70c410e7eec47631f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caaad94b78f9e849719cf5fdbfc985f8a6913797f208f70c410e7eec47631f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caaad94b78f9e849719cf5fdbfc985f8a6913797f208f70c410e7eec47631f2d", kill_on_drop: false }`
[INFO] [stdout] caaad94b78f9e849719cf5fdbfc985f8a6913797f208f70c410e7eec47631f2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2afa0422bd169d7a989ce3c1ce40e598d4c0ca3375d6af9af2013e47c805e56
[INFO] running `Command { std: "docker" "start" "-a" "d2afa0422bd169d7a989ce3c1ce40e598d4c0ca3375d6af9af2013e47c805e56", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking arc-swap v0.3.7
[INFO] [stderr]     Checking tokio-sync v0.1.3
[INFO] [stderr]     Checking tokio-trace-core v0.1.0 (https://github.com/tokio-rs/tokio#e28856cf)
[INFO] [stderr]     Checking tower-service v0.2.0 (https://github.com/tower-rs/tower#fb01af2a)
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
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[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking tower-layer v0.1.0 (https://github.com/tower-rs/tower#fb01af2a)
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[INFO] [stderr]     Checking regex-syntax v0.6.5
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[INFO] [stderr]     Checking tokio-trace v0.0.1 (https://github.com/tokio-rs/tokio#e28856cf)
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[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.5
[INFO] [stderr]     Checking tokio-trace-log v0.0.1 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking tower-retry v0.1.0 (https://github.com/tower-rs/tower#fb01af2a)
[INFO] [stderr]     Checking aho-corasick v0.6.10
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[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook v0.1.8
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#fb01af2a)
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-trace-fmt v0.1.0 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking tower-add-origin v0.1.0 (https://github.com/tower-rs/tower-http#786816a0)
[INFO] [stderr]     Checking tower-http v0.1.0 (https://github.com/tower-rs/tower-http#786816a0)
[INFO] [stderr]     Checking tokio-trace-futures v0.0.1 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-trace-tower-http v0.1.0 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking tokio-trace-env-logger v0.1.0 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr]     Checking tower-hyper v0.1.0 (https://github.com/tower-rs/tower-hyper#82687373)
[INFO] [stderr]     Checking serde v1.0.89
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting mockwatchlogs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.83s
[INFO] running `Command { std: "docker" "inspect" "d2afa0422bd169d7a989ce3c1ce40e598d4c0ca3375d6af9af2013e47c805e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2afa0422bd169d7a989ce3c1ce40e598d4c0ca3375d6af9af2013e47c805e56", kill_on_drop: false }`
[INFO] [stdout] d2afa0422bd169d7a989ce3c1ce40e598d4c0ca3375d6af9af2013e47c805e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 31b01d49ffd23abaa9514a430e5702fb1cc201a8608d8a66cc75e3245942a420
[INFO] running `Command { std: "docker" "start" "-a" "31b01d49ffd23abaa9514a430e5702fb1cc201a8608d8a66cc75e3245942a420", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking arc-swap v0.3.7
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking tokio-trace-core v0.1.0 (https://github.com/tokio-rs/tokio#e28856cf)
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tokio-trace v0.0.1 (https://github.com/tokio-rs/tokio#e28856cf)
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-trace-subscriber v0.0.1 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking tokio-trace-log v0.0.1 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]     Checking tokio-sync v0.1.3
[INFO] [stderr]     Checking tower-service v0.2.0 (https://github.com/tower-rs/tower#fb01af2a)
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking atty v0.2.11
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[INFO] [stderr]     Checking signal-hook v0.1.8
[INFO] [stderr]     Checking tower-layer v0.1.0 (https://github.com/tower-rs/tower#fb01af2a)
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[INFO] [stderr]     Checking tokio-current-thread v0.1.5
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking tower-retry v0.1.0 (https://github.com/tower-rs/tower#fb01af2a)
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.16
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tower-util v0.1.0 (https://github.com/tower-rs/tower#fb01af2a)
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-trace-fmt v0.1.0 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
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[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking tokio-trace-env-logger v0.1.0 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking tower-add-origin v0.1.0 (https://github.com/tower-rs/tower-http#786816a0)
[INFO] [stderr]     Checking tokio-trace-futures v0.0.1 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]     Checking tower-http v0.1.0 (https://github.com/tower-rs/tower-http#786816a0)
[INFO] [stderr]     Checking tokio-trace-tower-http v0.1.0 (https://github.com/tokio-rs/tokio-trace-nursery#ad5e1eb4)
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr]     Checking tower-hyper v0.1.0 (https://github.com/tower-rs/tower-hyper#82687373)
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting mockwatchlogs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.66s
[INFO] running `Command { std: "docker" "inspect" "31b01d49ffd23abaa9514a430e5702fb1cc201a8608d8a66cc75e3245942a420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b01d49ffd23abaa9514a430e5702fb1cc201a8608d8a66cc75e3245942a420", kill_on_drop: false }`
[INFO] [stdout] 31b01d49ffd23abaa9514a430e5702fb1cc201a8608d8a66cc75e3245942a420